Write down formulae of (i) sodium oxide (ii) aluminium chloride (iii) sodium suphide (iv) magnesium

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3. ATOMS AND MOLECULES

easy

Write down the formulae of

$(i)$ sodium oxide

$(ii)$ aluminium chloride

$(iii)$ sodium suphide

$(iv)$ magnesium hydroxide

Option A

Option B

Option C

Option D

Solution

$(i)$ $Na_2O$

$(ii)$ $NH_4Cl$

$(iii)$ $Na_2SO_4$

$(iv)$ $Mg(OH)_2$

Standard 9

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